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xl: Purge instead of moving to trash with near filled disks (#19294)

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Immediately remove objects from the trash when the disk is 95% full
This commit is contained in:
Anis Eleuch 2024-03-19 21:26:24 +01:00 committed by GitHub
parent b5e074e54c
commit 235edd88aa
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GPG Key ID: B5690EEEBB952194
1 changed files with 43 additions and 25 deletions
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68
cmd/xl-storage.go
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@ -328,6 +328,32 @@ func newXLStorage(ep Endpoint, cleanUp bool) (s *xlStorage, err error) {
return s, err
}
// Initialize DiskInfo cache
s.diskInfoCache.InitOnce(time.Second, cachevalue.Opts{},
func() (DiskInfo, error) {
dcinfo := DiskInfo{}
di, err := getDiskInfo(s.drivePath)
if err != nil {
return dcinfo, err
}
dcinfo.Major = di.Major
dcinfo.Minor = di.Minor
dcinfo.Total = di.Total
dcinfo.Free = di.Free
dcinfo.Used = di.Used
dcinfo.UsedInodes = di.Files - di.Ffree
dcinfo.FreeInodes = di.Ffree
dcinfo.FSType = di.FSType
diskID, err := s.GetDiskID()
// Healing is 'true' when
// - if we found an unformatted disk (no 'format.json')
// - if we found healing tracker 'healing.bin'
dcinfo.Healing = errors.Is(err, errUnformattedDisk) || (s.Healing() != nil)
dcinfo.ID = diskID
return dcinfo, err
},
)
// Success.
return s, nil
}
@ -743,31 +769,6 @@ func (s *xlStorage) setWriteAttribute(writeCount uint64) error {
// DiskInfo provides current information about disk space usage,
// total free inodes and underlying filesystem.
func (s *xlStorage) DiskInfo(_ context.Context, _ DiskInfoOptions) (info DiskInfo, err error) {
s.diskInfoCache.InitOnce(time.Second, cachevalue.Opts{},
func() (DiskInfo, error) {
dcinfo := DiskInfo{}
di, err := getDiskInfo(s.drivePath)
if err != nil {
return dcinfo, err
}
dcinfo.Major = di.Major
dcinfo.Minor = di.Minor
dcinfo.Total = di.Total
dcinfo.Free = di.Free
dcinfo.Used = di.Used
dcinfo.UsedInodes = di.Files - di.Ffree
dcinfo.FreeInodes = di.Ffree
dcinfo.FSType = di.FSType
diskID, err := s.GetDiskID()
// Healing is 'true' when
// - if we found an unformatted disk (no 'format.json')
// - if we found healing tracker 'healing.bin'
dcinfo.Healing = errors.Is(err, errUnformattedDisk) || (s.Healing() != nil)
dcinfo.ID = diskID
return dcinfo, err
},
)
info, err = s.diskInfoCache.Get()
info.NRRequests = s.nrRequests
info.Rotational = s.rotational
@ -1194,6 +1195,19 @@ func (s *xlStorage) cleanupTrashImmediateCallers(ctx context.Context) {
}
}
const almostFilledPercent = 0.05
func (s *xlStorage) diskAlmostFilled() bool {
info, err := s.diskInfoCache.Get()
if err != nil {
return false
}
if info.Used == 0 || info.UsedInodes == 0 {
return false
}
return (float64(info.Free)/float64(info.Used)) < almostFilledPercent || (float64(info.FreeInodes)/float64(info.UsedInodes)) < almostFilledPercent
}
func (s *xlStorage) moveToTrash(filePath string, recursive, immediatePurge bool) (err error) {
pathUUID := mustGetUUID()
targetPath := pathutil.Join(s.drivePath, minioMetaTmpDeletedBucket, pathUUID)
@ -1225,6 +1239,10 @@ func (s *xlStorage) moveToTrash(filePath string, recursive, immediatePurge bool)
return err
}
if !immediatePurge && s.diskAlmostFilled() {
immediatePurge = true
}
// immediately purge the target
if immediatePurge {
for _, target := range []string{